<?php
/**
 * @package Joostina
 * @copyright Авторские права (C) 2008-2010 Joostina team. Все права защищены.
 * @license Лицензия http://www.gnu.org/licenses/gpl-2.0.htm GNU/GPL, или help/license.php
 * Joostina! - свободное программное обеспечение распространяемое по условиям лицензии GNU/GPL
 * Для получения информации о используемых расширениях и замечаний об авторском праве, смотрите файл help/copyright.php.
 * License GNU/GPL - Vincent Blavet - Janvier 2001
 * http://www.phpconcept.net & http://phpconcept.free.fr
 **/
defined('_JLINDEX') or die();
if(!defined('PCLZIP_READ_BLOCK_SIZE')){
	define('PCLZIP_READ_BLOCK_SIZE', 2048);
}
if(!defined('PCLZIP_SEPARATOR')){
	define('PCLZIP_SEPARATOR', ',');
}
if(!defined('PCLZIP_ERROR_EXTERNAL')){
	define('PCLZIP_ERROR_EXTERNAL', 0);
}
if(!defined('PCLZIP_TEMPORARY_DIR')){
	define('PCLZIP_TEMPORARY_DIR', '');
}
$g_pclzip_version = "2.6";
define('PCLZIP_ERR_USER_ABORTED', 2);
define('PCLZIP_ERR_NO_ERROR', 0);
define('PCLZIP_ERR_WRITE_OPEN_FAIL', -1);
define('PCLZIP_ERR_READ_OPEN_FAIL', -2);
define('PCLZIP_ERR_INVALID_PARAMETER', -3);
define('PCLZIP_ERR_MISSING_FILE', -4);
define('PCLZIP_ERR_FILENAME_TOO_LONG', -5);
define('PCLZIP_ERR_INVALID_ZIP', -6);
define('PCLZIP_ERR_BAD_EXTRACTED_FILE', -7);
define('PCLZIP_ERR_DIR_CREATE_FAIL', -8);
define('PCLZIP_ERR_BAD_EXTENSION', -9);
define('PCLZIP_ERR_BAD_FORMAT', -10);
define('PCLZIP_ERR_DELETE_FILE_FAIL', -11);
define('PCLZIP_ERR_RENAME_FILE_FAIL', -12);
define('PCLZIP_ERR_BAD_CHECKSUM', -13);
define('PCLZIP_ERR_INVALID_ARCHIVE_ZIP', -14);
define('PCLZIP_ERR_MISSING_OPTION_VALUE', -15);
define('PCLZIP_ERR_INVALID_OPTION_VALUE', -16);
define('PCLZIP_ERR_ALREADY_A_DIRECTORY', -17);
define('PCLZIP_ERR_UNSUPPORTED_COMPRESSION', -18);
define('PCLZIP_ERR_UNSUPPORTED_ENCRYPTION', -19);
define('PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE', -20);
define('PCLZIP_ERR_DIRECTORY_RESTRICTION', -21);
define('PCLZIP_OPT_PATH', 77001);
define('PCLZIP_OPT_ADD_PATH', 77002);
define('PCLZIP_OPT_REMOVE_PATH', 77003);
define('PCLZIP_OPT_REMOVE_ALL_PATH', 77004);
define('PCLZIP_OPT_SET_CHMOD', 77005);
define('PCLZIP_OPT_EXTRACT_AS_STRING', 77006);
define('PCLZIP_OPT_NO_COMPRESSION', 77007);
define('PCLZIP_OPT_BY_NAME', 77008);
define('PCLZIP_OPT_BY_INDEX', 77009);
define('PCLZIP_OPT_BY_EREG', 77010);
define('PCLZIP_OPT_BY_PREG', 77011);
define('PCLZIP_OPT_COMMENT', 77012);
define('PCLZIP_OPT_ADD_COMMENT', 77013);
define('PCLZIP_OPT_PREPEND_COMMENT', 77014);
define('PCLZIP_OPT_EXTRACT_IN_OUTPUT', 77015);
define('PCLZIP_OPT_REPLACE_NEWER', 77016);
define('PCLZIP_OPT_STOP_ON_ERROR', 77017);
define('PCLZIP_OPT_EXTRACT_DIR_RESTRICTION', 77019);
define('PCLZIP_ATT_FILE_NAME', 79001);
define('PCLZIP_ATT_FILE_NEW_SHORT_NAME', 79002);
define('PCLZIP_ATT_FILE_NEW_FULL_NAME', 79003);
define('PCLZIP_ATT_FILE_MTIME', 79004);
define('PCLZIP_ATT_FILE_CONTENT', 79005);
define('PCLZIP_ATT_FILE_COMMENT', 79006);
define('PCLZIP_CB_PRE_EXTRACT', 78001);
define('PCLZIP_CB_POST_EXTRACT', 78002);
define('PCLZIP_CB_PRE_ADD', 78003);
define('PCLZIP_CB_POST_ADD', 78004);
class PclZip{
	var $zipname = '';
	var $zip_fd = 0;
	var $error_code = 1;
	var $error_string = '';
	var $magic_quotes_status;

	function PclZip($p_zipname){
		if(!function_exists('gzopen')){
			die('Abort ' . basename(__file__) . ' : Missing zlib extensions');
		}
		$this->zipname = $p_zipname;
		$this->zip_fd = 0;
		$this->magic_quotes_status = -1;
		return;
	}

	function create($p_filelist){
		$v_result = 1;
		$this->privErrorReset();
		$v_options = array();
		$v_options[PCLZIP_OPT_NO_COMPRESSION] = false;
		$v_size = func_num_args();
		if($v_size > 1){
			$v_arg_list = func_get_args();
			array_shift($v_arg_list);
			$v_size--;
			if((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)){
				$v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, array(PCLZIP_OPT_REMOVE_PATH                 =>
																							'optional', PCLZIP_OPT_REMOVE_ALL_PATH => 'optional', PCLZIP_OPT_ADD_PATH =>
				'optional', PCLZIP_CB_PRE_ADD                                                                                      => 'optional', PCLZIP_CB_POST_ADD => 'optional',
																							PCLZIP_OPT_NO_COMPRESSION              => 'optional', PCLZIP_OPT_COMMENT => 'optional'));
				if($v_result != 1){
					return 0;
				}
			} else{
				$v_options[PCLZIP_OPT_ADD_PATH] = $v_arg_list[0];
				if($v_size == 2){
					$v_options[PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1];
				} else
					if($v_size > 2){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
							"Invalid number / type of arguments");
						return 0;
					}
			}
		}
		$v_string_list = array();
		$v_att_list = array();
		$v_filedescr_list = array();
		$p_result_list = array();
		if(is_array($p_filelist)){
			if(isset($p_filelist[0]) && is_array($p_filelist[0])){
				$v_att_list = $p_filelist;
			} else{
				$v_string_list = $p_filelist;
			}
		} else
			if(is_string($p_filelist)){
				$v_string_list = explode(PCLZIP_SEPARATOR, $p_filelist);
			} else{
				PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
					"Invalid variable type p_filelist");
				return 0;
			}
		if(sizeof($v_string_list) != 0){
			foreach($v_string_list as $v_string){
				if($v_string != ''){
					$v_att_list[][PCLZIP_ATT_FILE_NAME] = $v_string;
				} else{
				}
			}
		}
		$v_supported_attributes = array(PCLZIP_ATT_FILE_NAME           => 'mandatory',
										PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional', PCLZIP_ATT_FILE_NEW_FULL_NAME =>
			'optional', PCLZIP_ATT_FILE_MTIME                          => 'optional', PCLZIP_ATT_FILE_CONTENT =>
			'optional', PCLZIP_ATT_FILE_COMMENT                        => 'optional');
		foreach($v_att_list as $v_entry){
			$v_result = $this->privFileDescrParseAtt($v_entry, $v_filedescr_list[], $v_options,
				$v_supported_attributes);
			if($v_result != 1){
				return 0;
			}
		}
		$v_result = $this->privFileDescrExpand($v_filedescr_list, $v_options);
		if($v_result != 1){
			return 0;
		}
		$v_result = $this->privCreate($v_filedescr_list, $p_result_list, $v_options);
		if($v_result != 1){
			return 0;
		}
		return $p_result_list;
	}

	function add($p_filelist){
		$v_result = 1;
		$this->privErrorReset();
		$v_options = array();
		$v_options[PCLZIP_OPT_NO_COMPRESSION] = false;
		$v_size = func_num_args();
		if($v_size > 1){
			$v_arg_list = func_get_args();
			array_shift($v_arg_list);
			$v_size--;
			if((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)){
				$v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, array(PCLZIP_OPT_REMOVE_PATH                 =>
																							'optional', PCLZIP_OPT_REMOVE_ALL_PATH => 'optional', PCLZIP_OPT_ADD_PATH =>
				'optional', PCLZIP_CB_PRE_ADD                                                                                      => 'optional', PCLZIP_CB_POST_ADD => 'optional',
																							PCLZIP_OPT_NO_COMPRESSION              => 'optional', PCLZIP_OPT_COMMENT => 'optional',
																							PCLZIP_OPT_ADD_COMMENT                 => 'optional', PCLZIP_OPT_PREPEND_COMMENT => 'optional'));
				if($v_result != 1){
					return 0;
				}
			} else{
				$v_options[PCLZIP_OPT_ADD_PATH] = $v_add_path = $v_arg_list[0];
				if($v_size == 2){
					$v_options[PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1];
				} else
					if($v_size > 2){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
							"Invalid number / type of arguments");
						return 0;
					}
			}
		}
		$v_string_list = array();
		$v_att_list = array();
		$v_filedescr_list = array();
		$p_result_list = array();
		if(is_array($p_filelist)){
			if(isset($p_filelist[0]) && is_array($p_filelist[0])){
				$v_att_list = $p_filelist;
			} else{
				$v_string_list = $p_filelist;
			}
		} else
			if(is_string($p_filelist)){
				$v_string_list = explode(PCLZIP_SEPARATOR, $p_filelist);
			} else{
				PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid variable type '" .
					gettype($p_filelist) . "' for p_filelist");
				return 0;
			}
		if(sizeof($v_string_list) != 0){
			foreach($v_string_list as $v_string){
				$v_att_list[][PCLZIP_ATT_FILE_NAME] = $v_string;
			}
		}
		$v_supported_attributes = array(PCLZIP_ATT_FILE_NAME           => 'mandatory',
										PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional', PCLZIP_ATT_FILE_NEW_FULL_NAME =>
			'optional', PCLZIP_ATT_FILE_MTIME                          => 'optional', PCLZIP_ATT_FILE_CONTENT =>
			'optional', PCLZIP_ATT_FILE_COMMENT                        => 'optional');
		foreach($v_att_list as $v_entry){
			$v_result = $this->privFileDescrParseAtt($v_entry, $v_filedescr_list[], $v_options,
				$v_supported_attributes);
			if($v_result != 1){
				return 0;
			}
		}
		$v_result = $this->privFileDescrExpand($v_filedescr_list, $v_options);
		if($v_result != 1){
			return 0;
		}
		$v_result = $this->privAdd($v_filedescr_list, $p_result_list, $v_options);
		if($v_result != 1){
			return 0;
		}
		return $p_result_list;
	}

	function listContent(){
		$v_result = 1;
		$this->privErrorReset();
		if(!$this->privCheckFormat()){
			return (0);
		}
		$p_list = array();
		if(($v_result = $this->privList($p_list)) != 1){
			unset($p_list);
			return (0);
		}
		return $p_list;
	}

	function extract(){
		$v_result = 1;
		$this->privErrorReset();
		if(!$this->privCheckFormat()){
			return (0);
		}
		$v_options = array();
		$v_path = '';
		$v_remove_path = "";
		$v_remove_all_path = false;
		$v_size = func_num_args();
		$v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = false;
		if($v_size > 0){
			$v_arg_list = func_get_args();
			if((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)){
				$v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, array(PCLZIP_OPT_PATH                    =>
																							'optional', PCLZIP_OPT_REMOVE_PATH => 'optional', PCLZIP_OPT_REMOVE_ALL_PATH =>
				'optional', PCLZIP_OPT_ADD_PATH                                                                                => 'optional', PCLZIP_CB_PRE_EXTRACT => 'optional',
																							PCLZIP_CB_POST_EXTRACT             => 'optional', PCLZIP_OPT_SET_CHMOD => 'optional',
																							PCLZIP_OPT_BY_NAME                 => 'optional', PCLZIP_OPT_BY_EREG => 'optional',
																							PCLZIP_OPT_BY_PREG                 => 'optional', PCLZIP_OPT_BY_INDEX => 'optional',
																							PCLZIP_OPT_EXTRACT_AS_STRING       => 'optional', PCLZIP_OPT_EXTRACT_IN_OUTPUT =>
					'optional', PCLZIP_OPT_REPLACE_NEWER                                                                       => 'optional', PCLZIP_OPT_STOP_ON_ERROR =>
					'optional', PCLZIP_OPT_EXTRACT_DIR_RESTRICTION                                                             => 'optional'));
				if($v_result != 1){
					return 0;
				}
				if(isset($v_options[PCLZIP_OPT_PATH])){
					$v_path = $v_options[PCLZIP_OPT_PATH];
				}
				if(isset($v_options[PCLZIP_OPT_REMOVE_PATH])){
					$v_remove_path = $v_options[PCLZIP_OPT_REMOVE_PATH];
				}
				if(isset($v_options[PCLZIP_OPT_REMOVE_ALL_PATH])){
					$v_remove_all_path = $v_options[PCLZIP_OPT_REMOVE_ALL_PATH];
				}
				if(isset($v_options[PCLZIP_OPT_ADD_PATH])){
					if((strlen($v_path) > 0) && (substr($v_path, -1) != '/')){
						$v_path .= '/';
					}
					$v_path .= $v_options[PCLZIP_OPT_ADD_PATH];
				}
			} else{
				$v_path = $v_arg_list[0];
				if($v_size == 2){
					$v_remove_path = $v_arg_list[1];
				} else
					if($v_size > 2){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
							"Invalid number / type of arguments");
						return 0;
					}
			}
		}
		$p_list = array();
		$v_result = $this->privExtractByRule($p_list, $v_path, $v_remove_path, $v_remove_all_path,
			$v_options);
		if($v_result < 1){
			unset($p_list);
			return (0);
		}
		return $p_list;
	}

	function extractByIndex($p_index){
		$v_result = 1;
		$this->privErrorReset();
		if(!$this->privCheckFormat()){
			return (0);
		}
		$v_options = array();
		$v_path = '';
		$v_remove_path = "";
		$v_remove_all_path = false;
		$v_size = func_num_args();
		$v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = false;
		if($v_size > 1){
			$v_arg_list = func_get_args();
			array_shift($v_arg_list);
			$v_size--;
			if((is_integer($v_arg_list[0])) && ($v_arg_list[0] > 77000)){
				$v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, array(PCLZIP_OPT_PATH                    =>
																							'optional', PCLZIP_OPT_REMOVE_PATH => 'optional', PCLZIP_OPT_REMOVE_ALL_PATH =>
				'optional', PCLZIP_OPT_EXTRACT_AS_STRING                                                                       => 'optional', PCLZIP_OPT_ADD_PATH =>
				'optional', PCLZIP_CB_PRE_EXTRACT                                                                              => 'optional', PCLZIP_CB_POST_EXTRACT =>
				'optional', PCLZIP_OPT_SET_CHMOD                                                                               => 'optional', PCLZIP_OPT_REPLACE_NEWER =>
				'optional', PCLZIP_OPT_STOP_ON_ERROR                                                                           => 'optional',
																							PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional'));
				if($v_result != 1){
					return 0;
				}
				if(isset($v_options[PCLZIP_OPT_PATH])){
					$v_path = $v_options[PCLZIP_OPT_PATH];
				}
				if(isset($v_options[PCLZIP_OPT_REMOVE_PATH])){
					$v_remove_path = $v_options[PCLZIP_OPT_REMOVE_PATH];
				}
				if(isset($v_options[PCLZIP_OPT_REMOVE_ALL_PATH])){
					$v_remove_all_path = $v_options[PCLZIP_OPT_REMOVE_ALL_PATH];
				}
				if(isset($v_options[PCLZIP_OPT_ADD_PATH])){
					if((strlen($v_path) > 0) && (substr($v_path, -1) != '/')){
						$v_path .= '/';
					}
					$v_path .= $v_options[PCLZIP_OPT_ADD_PATH];
				}
				if(!isset($v_options[PCLZIP_OPT_EXTRACT_AS_STRING])){
					$v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = false;
				} else{
				}
			} else{
				$v_path = $v_arg_list[0];
				if($v_size == 2){
					$v_remove_path = $v_arg_list[1];
				} else
					if($v_size > 2){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
							"Invalid number / type of arguments");
						return 0;
					}
			}
		}
		$v_arg_trick = array(PCLZIP_OPT_BY_INDEX, $p_index);
		$v_options_trick = array();
		$v_result = $this->privParseOptions($v_arg_trick, sizeof($v_arg_trick), $v_options_trick,
			array(PCLZIP_OPT_BY_INDEX => 'optional'));
		if($v_result != 1){
			return 0;
		}
		$v_options[PCLZIP_OPT_BY_INDEX] = $v_options_trick[PCLZIP_OPT_BY_INDEX];
		if(($v_result = $this->privExtractByRule($p_list, $v_path, $v_remove_path, $v_remove_all_path,
			$v_options)) < 1
		){
			return (0);
		}
		return $p_list;
	}

	function delete(){
		$v_result = 1;
		$this->privErrorReset();
		if(!$this->privCheckFormat()){
			return (0);
		}
		$v_options = array();
		$v_size = func_num_args();
		if($v_size > 0){
			$v_arg_list = func_get_args();
			$v_result = $this->privParseOptions($v_arg_list, $v_size, $v_options, array(PCLZIP_OPT_BY_NAME             =>
																						'optional', PCLZIP_OPT_BY_EREG => 'optional', PCLZIP_OPT_BY_PREG => 'optional',
																						PCLZIP_OPT_BY_INDEX            => 'optional'));
			if($v_result != 1){
				return 0;
			}
		}
		$this->privDisableMagicQuotes();
		$v_list = array();
		if(($v_result = $this->privDeleteByRule($v_list, $v_options)) != 1){
			$this->privSwapBackMagicQuotes();
			unset($v_list);
			return (0);
		}
		$this->privSwapBackMagicQuotes();
		return $v_list;
	}

	function deleteByIndex($p_index){
		$p_list = $this->delete(PCLZIP_OPT_BY_INDEX, $p_index);
		return $p_list;
	}

	function properties(){
		$this->privErrorReset();
		$this->privDisableMagicQuotes();
		if(!$this->privCheckFormat()){
			$this->privSwapBackMagicQuotes();
			return (0);
		}
		$v_prop = array();
		$v_prop['comment'] = '';
		$v_prop['nb'] = 0;
		$v_prop['status'] = 'not_exist';
		if(@is_file($this->zipname)){
			if(($this->zip_fd = @fopen($this->zipname, 'rb')) == 0){
				$this->privSwapBackMagicQuotes();
				PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \'' . $this->zipname .
					'\' in binary read mode');
				return 0;
			}
			$v_central_dir = array();
			if(($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1){
				$this->privSwapBackMagicQuotes();
				return 0;
			}
			$this->privCloseFd();
			$v_prop['comment'] = $v_central_dir['comment'];
			$v_prop['nb'] = $v_central_dir['entries'];
			$v_prop['status'] = 'ok';
		}
		$this->privSwapBackMagicQuotes();
		return $v_prop;
	}

	function duplicate($p_archive){
		$v_result = 1;
		$this->privErrorReset();
		if((is_object($p_archive)) && (get_class($p_archive) == 'pclzip')){
			$v_result = $this->privDuplicate($p_archive->zipname);
		} else
			if(is_string($p_archive)){
				if(!is_file($p_archive)){
					PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "No file with filename '" . $p_archive .
						"'");
					$v_result = PCLZIP_ERR_MISSING_FILE;
				} else{
					$v_result = $this->privDuplicate($p_archive);
				}
			} else{
				PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
					"Invalid variable type p_archive_to_add");
				$v_result = PCLZIP_ERR_INVALID_PARAMETER;
			}
		return $v_result;
	}

	function merge($p_archive_to_add){
		$v_result = 1;
		$this->privErrorReset();
		if(!$this->privCheckFormat()){
			return (0);
		}
		if((is_object($p_archive_to_add)) && (get_class($p_archive_to_add) == 'pclzip')){
			$v_result = $this->privMerge($p_archive_to_add);
		} else
			if(is_string($p_archive_to_add)){
				$v_object_archive = new PclZip($p_archive_to_add);
				$v_result = $this->privMerge($v_object_archive);
			} else{
				PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
					"Invalid variable type p_archive_to_add");
				$v_result = PCLZIP_ERR_INVALID_PARAMETER;
			}
		return $v_result;
	}

	function errorCode(){
		if(PCLZIP_ERROR_EXTERNAL == 1){
			return (PclErrorCode());
		} else{
			return ($this->error_code);
		}
	}

	function errorName($p_with_code = false){
		$v_name = array(PCLZIP_ERR_NO_ERROR                                         => 'PCLZIP_ERR_NO_ERROR',
						PCLZIP_ERR_WRITE_OPEN_FAIL                                  => 'PCLZIP_ERR_WRITE_OPEN_FAIL',
						PCLZIP_ERR_READ_OPEN_FAIL                                   => 'PCLZIP_ERR_READ_OPEN_FAIL',
						PCLZIP_ERR_INVALID_PARAMETER                                => 'PCLZIP_ERR_INVALID_PARAMETER',
						PCLZIP_ERR_MISSING_FILE                                     => 'PCLZIP_ERR_MISSING_FILE',
						PCLZIP_ERR_FILENAME_TOO_LONG                                => 'PCLZIP_ERR_FILENAME_TOO_LONG',
						PCLZIP_ERR_INVALID_ZIP                                      => 'PCLZIP_ERR_INVALID_ZIP',
						PCLZIP_ERR_BAD_EXTRACTED_FILE                               => 'PCLZIP_ERR_BAD_EXTRACTED_FILE',
						PCLZIP_ERR_DIR_CREATE_FAIL                                  => 'PCLZIP_ERR_DIR_CREATE_FAIL',
						PCLZIP_ERR_BAD_EXTENSION                                    => 'PCLZIP_ERR_BAD_EXTENSION', PCLZIP_ERR_BAD_FORMAT =>
			'PCLZIP_ERR_BAD_FORMAT', PCLZIP_ERR_DELETE_FILE_FAIL                    =>
			'PCLZIP_ERR_DELETE_FILE_FAIL', PCLZIP_ERR_RENAME_FILE_FAIL              =>
			'PCLZIP_ERR_RENAME_FILE_FAIL', PCLZIP_ERR_BAD_CHECKSUM                  =>
			'PCLZIP_ERR_BAD_CHECKSUM', PCLZIP_ERR_INVALID_ARCHIVE_ZIP               =>
			'PCLZIP_ERR_INVALID_ARCHIVE_ZIP', PCLZIP_ERR_MISSING_OPTION_VALUE       =>
			'PCLZIP_ERR_MISSING_OPTION_VALUE', PCLZIP_ERR_INVALID_OPTION_VALUE      =>
			'PCLZIP_ERR_INVALID_OPTION_VALUE', PCLZIP_ERR_UNSUPPORTED_COMPRESSION   =>
			'PCLZIP_ERR_UNSUPPORTED_COMPRESSION', PCLZIP_ERR_UNSUPPORTED_ENCRYPTION =>
			'PCLZIP_ERR_UNSUPPORTED_ENCRYPTION', PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE =>
			'PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE', PCLZIP_ERR_DIRECTORY_RESTRICTION  =>
			'PCLZIP_ERR_DIRECTORY_RESTRICTION');
		if(isset($v_name[$this->error_code])){
			$v_value = $v_name[$this->error_code];
		} else{
			$v_value = 'NoName';
		}
		if($p_with_code){
			return ($v_value . ' (' . $this->error_code . ')');
		} else{
			return ($v_value);
		}
	}

	function errorInfo($p_full = false){
		if(PCLZIP_ERROR_EXTERNAL == 1){
			return (PclErrorString());
		} else{
			if($p_full){
				return ($this->errorName(true) . " : " . $this->error_string);
			} else{
				return ($this->error_string . " [code " . $this->error_code . "]");
			}
		}
	}

	function privCheckFormat($p_level = 0){
		$v_result = true;
		clearstatcache();
		$this->privErrorReset();
		if(!is_file($this->zipname)){
			PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "Missing archive file '" . $this->zipname .
				"'");
			return (false);
		}
		if(!is_readable($this->zipname)){
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to read archive '" . $this->zipname .
				"'");
			return (false);
		}
		return $v_result;
	}

	function privParseOptions(&$p_options_list, $p_size, &$v_result_list, $v_requested_options = false){
		$v_result = 1;
		$i = 0;
		while($i < $p_size){
			if(!isset($v_requested_options[$p_options_list[$i]])){
				PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
					"Invalid optional parameter '" . $p_options_list[$i] . "' for this method");
				return PclZip::errorCode();
			}
			switch($p_options_list[$i]){
				case PCLZIP_OPT_PATH:
				case PCLZIP_OPT_REMOVE_PATH:
				case PCLZIP_OPT_ADD_PATH:
					if(($i + 1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,
							"Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) .
								"'");
						return PclZip::errorCode();
					}
					$v_result_list[$p_options_list[$i]] = PclZipUtilTranslateWinPath($p_options_list[$i +
						1], false);
					$i++;
					break;
				case PCLZIP_OPT_EXTRACT_DIR_RESTRICTION:
					if(($i + 1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,
							"Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) .
								"'");
						return PclZip::errorCode();
					}
					if(is_string($p_options_list[$i + 1]) && ($p_options_list[$i + 1] != '')){
						$v_result_list[$p_options_list[$i]] = PclZipUtilTranslateWinPath($p_options_list[$i +
							1], false);
						$i++;
					} else{
					}
					break;
				case PCLZIP_OPT_BY_NAME:
					if(($i + 1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,
							"Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) .
								"'");
						return PclZip::errorCode();
					}
					if(is_string($p_options_list[$i + 1])){
						$v_result_list[$p_options_list[$i]][0] = $p_options_list[$i + 1];
					} else
						if(is_array($p_options_list[$i + 1])){
							$v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
						} else{
							PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,
								"Wrong parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) .
									"'");
							return PclZip::errorCode();
						}
					$i++;
					break;
				case PCLZIP_OPT_BY_EREG:
				case PCLZIP_OPT_BY_PREG:
					if(($i + 1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,
							"Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) .
								"'");
						return PclZip::errorCode();
					}
					if(is_string($p_options_list[$i + 1])){
						$v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
					} else{
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,
							"Wrong parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) .
								"'");
						return PclZip::errorCode();
					}
					$i++;
					break;
				case PCLZIP_OPT_COMMENT:
				case PCLZIP_OPT_ADD_COMMENT:
				case PCLZIP_OPT_PREPEND_COMMENT:
					if(($i + 1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,
							"Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) .
								"'");
						return PclZip::errorCode();
					}
					if(is_string($p_options_list[$i + 1])){
						$v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
					} else{
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,
							"Wrong parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) .
								"'");
						return PclZip::errorCode();
					}
					$i++;
					break;
				case PCLZIP_OPT_BY_INDEX:
					if(($i + 1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,
							"Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) .
								"'");
						return PclZip::errorCode();
					}
					$v_work_list = array();
					if(is_string($p_options_list[$i + 1])){
						$p_options_list[$i + 1] = strtr($p_options_list[$i + 1], ' ', '');
						$v_work_list = explode(",", $p_options_list[$i + 1]);
					} else
						if(is_integer($p_options_list[$i + 1])){
							$v_work_list[0] = $p_options_list[$i + 1] . '-' . $p_options_list[$i + 1];
						} else
							if(is_array($p_options_list[$i + 1])){
								$v_work_list = $p_options_list[$i + 1];
							} else{
								PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,
									"Value must be integer, string or array for option '" . PclZipUtilOptionText($p_options_list[$i]) .
										"'");
								return PclZip::errorCode();
							}
					$v_sort_flag = false;
					$v_sort_value = 0;
					for($j = 0; $j < sizeof($v_work_list); $j++){
						$v_item_list = explode("-", $v_work_list[$j]);
						$v_size_item_list = sizeof($v_item_list);
						if($v_size_item_list == 1){
							$v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0];
							$v_result_list[$p_options_list[$i]][$j]['end'] = $v_item_list[0];
						} elseif($v_size_item_list == 2){
							$v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0];
							$v_result_list[$p_options_list[$i]][$j]['end'] = $v_item_list[1];
						} else{
							PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,
								"Too many values in index range for option '" . PclZipUtilOptionText($p_options_list[$i]) .
									"'");
							return PclZip::errorCode();
						}
						if($v_result_list[$p_options_list[$i]][$j]['start'] < $v_sort_value){
							$v_sort_flag = true;
							PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,
								"Invalid order of index range for option '" . PclZipUtilOptionText($p_options_list[$i]) .
									"'");
							return PclZip::errorCode();
						}
						$v_sort_value = $v_result_list[$p_options_list[$i]][$j]['start'];
					}
					if($v_sort_flag){
					}
					$i++;
					break;
				case PCLZIP_OPT_REMOVE_ALL_PATH:
				case PCLZIP_OPT_EXTRACT_AS_STRING:
				case PCLZIP_OPT_NO_COMPRESSION:
				case PCLZIP_OPT_EXTRACT_IN_OUTPUT:
				case PCLZIP_OPT_REPLACE_NEWER:
				case PCLZIP_OPT_STOP_ON_ERROR:
					$v_result_list[$p_options_list[$i]] = true;
					break;
				case PCLZIP_OPT_SET_CHMOD:
					if(($i + 1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,
							"Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) .
								"'");
						return PclZip::errorCode();
					}
					$v_result_list[$p_options_list[$i]] = $p_options_list[$i + 1];
					$i++;
					break;
				case PCLZIP_CB_PRE_EXTRACT:
				case PCLZIP_CB_POST_EXTRACT:
				case PCLZIP_CB_PRE_ADD:
				case PCLZIP_CB_POST_ADD:
					if(($i + 1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,
							"Missing parameter value for option '" . PclZipUtilOptionText($p_options_list[$i]) .
								"'");
						return PclZip::errorCode();
					}
					$v_function_name = $p_options_list[$i + 1];
					if(!function_exists($v_function_name)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE, "Function '" . $v_function_name .
							"()' is not an existing function for option '" . PclZipUtilOptionText($p_options_list[$i]) .
							"'");
						return PclZip::errorCode();
					}
					$v_result_list[$p_options_list[$i]] = $v_function_name;
					$i++;
					break;
				default:
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Unknown parameter '" . $p_options_list[$i] .
						"'");
					return PclZip::errorCode();
			}
			$i++;
		}
		if($v_requested_options !== false){
			for($key = reset($v_requested_options); $key = key($v_requested_options); $key =
				next($v_requested_options)){
				if($v_requested_options[$key] == 'mandatory'){
					if(!isset($v_result_list[$key])){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
							"Missing mandatory parameter " . PclZipUtilOptionText($key) . "(" . $key . ")");
						return PclZip::errorCode();
					}
				}
			}
		}
		return $v_result;
	}

	function privFileDescrParseAtt(&$p_file_list, &$p_filedescr, $v_options, $v_requested_options = false){
		$v_result = 1;
		foreach($p_file_list as $v_key => $v_value){
			if(!isset($v_requested_options[$v_key])){
				PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid file attribute '" . $v_key .
					"' for this file");
				return PclZip::errorCode();
			}
			switch($v_key){
				case PCLZIP_ATT_FILE_NAME:
					if(!is_string($v_value)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type " . gettype
						($v_value) . ". String expected for attribute '" . PclZipUtilOptionText($v_key) . "'");
						return PclZip::errorCode();
					}
					$p_filedescr['filename'] = PclZipUtilPathReduction($v_value);
					if($p_filedescr['filename'] == ''){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,
							"Invalid empty filename for attribute '" . PclZipUtilOptionText($v_key) . "'");
						return PclZip::errorCode();
					}
					break;
				case PCLZIP_ATT_FILE_NEW_SHORT_NAME:
					if(!is_string($v_value)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type " . gettype
						($v_value) . ". String expected for attribute '" . PclZipUtilOptionText($v_key) . "'");
						return PclZip::errorCode();
					}
					$p_filedescr['new_short_name'] = PclZipUtilPathReduction($v_value);
					if($p_filedescr['new_short_name'] == ''){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,
							"Invalid empty short filename for attribute '" . PclZipUtilOptionText($v_key) . "'");
						return PclZip::errorCode();
					}
					break;
				case PCLZIP_ATT_FILE_NEW_FULL_NAME:
					if(!is_string($v_value)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type " . gettype
						($v_value) . ". String expected for attribute '" . PclZipUtilOptionText($v_key) . "'");
						return PclZip::errorCode();
					}
					$p_filedescr['new_full_name'] = PclZipUtilPathReduction($v_value);
					if($p_filedescr['new_full_name'] == ''){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,
							"Invalid empty full filename for attribute '" . PclZipUtilOptionText($v_key) . "'");
						return PclZip::errorCode();
					}
					break;
				case PCLZIP_ATT_FILE_COMMENT:
					if(!is_string($v_value)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type " . gettype
						($v_value) . ". String expected for attribute '" . PclZipUtilOptionText($v_key) . "'");
						return PclZip::errorCode();
					}
					$p_filedescr['comment'] = $v_value;
					break;
				case PCLZIP_ATT_FILE_MTIME:
					if(!is_integer($v_value)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE, "Invalid type " . gettype
						($v_value) . ". Integer expected for attribute '" . PclZipUtilOptionText($v_key) .
							"'");
						return PclZip::errorCode();
					}
					$p_filedescr['mtime'] = $v_value;
					break;
				case PCLZIP_ATT_FILE_CONTENT:
					$p_filedescr['content'] = $v_value;
					break;
				default:
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Unknown parameter '" . $v_key .
						"'");
					return PclZip::errorCode();
			}
			if($v_requested_options !== false){
				for($key = reset($v_requested_options); $key = key($v_requested_options); $key =
					next($v_requested_options)){
					if($v_requested_options[$key] == 'mandatory'){
						if(!isset($p_file_list[$key])){
							PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
								"Missing mandatory parameter " . PclZipUtilOptionText($key) . "(" . $key . ")");
							return PclZip::errorCode();
						}
					}
				}
			}
		}
		return $v_result;
	}

	function privFileDescrExpand(&$p_filedescr_list, &$p_options){
		$v_result = 1;
		$v_result_list = array();
		for($i = 0; $i < sizeof($p_filedescr_list); $i++){
			$v_descr = $p_filedescr_list[$i];
			$v_descr['filename'] = PclZipUtilTranslateWinPath($v_descr['filename']);
			$v_descr['filename'] = PclZipUtilPathReduction($v_descr['filename']);
			if(file_exists($v_descr['filename'])){
				if(@is_file($v_descr['filename'])){
					$v_descr['type'] = 'file';
				} else
					if(@is_dir($v_descr['filename'])){
						$v_descr['type'] = 'folder';
					} else
						if(@is_link($v_descr['filename'])){
							continue;
						} else{
							continue;
						}
			} else
				if(isset($v_descr['content'])){
					$v_descr['type'] = 'virtual_file';
				} else{
					PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "File '" . $v_descr['filename'] .
						"' does not exists");
					return PclZip::errorCode();
				}
			$this->privCalculateStoredFilename($v_descr, $p_options);
			$v_result_list[sizeof($v_result_list)] = $v_descr;
			if($v_descr['type'] == 'folder'){
				$v_dirlist_descr = array();
				$v_dirlist_nb = 0;
				if($v_folder_handler = @opendir($v_descr['filename'])){
					while(($v_item_handler = @readdir($v_folder_handler)) !== false){
						if(($v_item_handler == '.') || ($v_item_handler == '..')){
							continue;
						}
						$v_dirlist_descr[$v_dirlist_nb]['filename'] = $v_descr['filename'] . '/' . $v_item_handler;
						if($v_descr['stored_filename'] != $v_descr['filename']){
							if($v_descr['stored_filename'] != ''){
								$v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_descr['stored_filename'] .
									'/' . $v_item_handler;
							} else{
								$v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_item_handler;
							}
						}
						$v_dirlist_nb++;
					}
					@closedir($v_folder_handler);
				} else{
				}
				if($v_dirlist_nb != 0){
					if(($v_result = $this->privFileDescrExpand($v_dirlist_descr, $p_options)) != 1){
						return $v_result;
					}
					$v_result_list = array_merge($v_result_list, $v_dirlist_descr);
				} else{
				}
				unset($v_dirlist_descr);
			}
		}
		$p_filedescr_list = $v_result_list;
		return $v_result;
	}

	function privCreate($p_filedescr_list, &$p_result_list, &$p_options){
		$v_result = 1;
		$v_list_detail = array();
		$this->privDisableMagicQuotes();
		if(($v_result = $this->privOpenFd('wb')) != 1){
			return $v_result;
		}
		$v_result = $this->privAddList($p_filedescr_list, $p_result_list, $p_options);
		$this->privCloseFd();
		$this->privSwapBackMagicQuotes();
		return $v_result;
	}

	function privAdd($p_filedescr_list, &$p_result_list, &$p_options){
		$v_result = 1;
		$v_list_detail = array();
		if((!is_file($this->zipname)) || (filesize($this->zipname) == 0)){
			$v_result = $this->privCreate($p_filedescr_list, $p_result_list, $p_options);
			return $v_result;
		}
		$this->privDisableMagicQuotes();
		if(($v_result = $this->privOpenFd('rb')) != 1){
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		$v_central_dir = array();
		if(($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1){
			$this->privCloseFd();
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		@rewind($this->zip_fd);
		$v_zip_temp_name = PCLZIP_TEMPORARY_DIR . uniqid('pclzip-') . '.tmp';
		if(($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0){
			$this->privCloseFd();
			$this->privSwapBackMagicQuotes();
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \'' .
				$v_zip_temp_name . '\' in binary write mode');
			return PclZip::errorCode();
		}
		$v_size = $v_central_dir['offset'];
		while($v_size != 0){
			$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = fread($this->zip_fd, $v_read_size);
			@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
			$v_size -= $v_read_size;
		}
		$v_swap = $this->zip_fd;
		$this->zip_fd = $v_zip_temp_fd;
		$v_zip_temp_fd = $v_swap;
		$v_header_list = array();
		if(($v_result = $this->privAddFileList($p_filedescr_list, $v_header_list, $p_options)) !=
			1
		){
			fclose($v_zip_temp_fd);
			$this->privCloseFd();
			@unlink($v_zip_temp_name);
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		$v_offset = @ftell($this->zip_fd);
		$v_size = $v_central_dir['size'];
		while($v_size != 0){
			$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($v_zip_temp_fd, $v_read_size);
			@fwrite($this->zip_fd, $v_buffer, $v_read_size);
			$v_size -= $v_read_size;
		}
		for($i = 0, $v_count = 0; $i < sizeof($v_header_list); $i++){
			if($v_header_list[$i]['status'] == 'ok'){
				if(($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1){
					fclose($v_zip_temp_fd);
					$this->privCloseFd();
					@unlink($v_zip_temp_name);
					$this->privSwapBackMagicQuotes();
					return $v_result;
				}
				$v_count++;
			}
			$this->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
		}
		$v_comment = $v_central_dir['comment'];
		if(isset($p_options[PCLZIP_OPT_COMMENT])){
			$v_comment = $p_options[PCLZIP_OPT_COMMENT];
		}
		if(isset($p_options[PCLZIP_OPT_ADD_COMMENT])){
			$v_comment = $v_comment . $p_options[PCLZIP_OPT_ADD_COMMENT];
		}
		if(isset($p_options[PCLZIP_OPT_PREPEND_COMMENT])){
			$v_comment = $p_options[PCLZIP_OPT_PREPEND_COMMENT] . $v_comment;
		}
		$v_size = @ftell($this->zip_fd) - $v_offset;
		if(($v_result = $this->privWriteCentralHeader($v_count + $v_central_dir['entries'],
			$v_size, $v_offset, $v_comment)) != 1
		){
			unset($v_header_list);
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		$v_swap = $this->zip_fd;
		$this->zip_fd = $v_zip_temp_fd;
		$v_zip_temp_fd = $v_swap;
		$this->privCloseFd();
		@fclose($v_zip_temp_fd);
		$this->privSwapBackMagicQuotes();
		@unlink($this->zipname);
		PclZipUtilRename($v_zip_temp_name, $this->zipname);
		return $v_result;
	}

	function privOpenFd($p_mode){
		$v_result = 1;
		if($this->zip_fd != 0){
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Zip file \'' . $this->zipname . '\' already open');
			return PclZip::errorCode();
		}
		if(($this->zip_fd = @fopen($this->zipname, $p_mode)) == 0){
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \'' . $this->zipname .
				'\' in ' . $p_mode . ' mode');
			return PclZip::errorCode();
		}
		return $v_result;
	}

	function privCloseFd(){
		$v_result = 1;
		if($this->zip_fd != 0)
			@fclose($this->zip_fd);
		$this->zip_fd = 0;
		return $v_result;
	}

	function privAddList($p_filedescr_list, &$p_result_list, &$p_options){
		$v_result = 1;
		$v_header_list = array();
		if(($v_result = $this->privAddFileList($p_filedescr_list, $v_header_list, $p_options)) !=
			1
		){
			return $v_result;
		}
		$v_offset = @ftell($this->zip_fd);
		for($i = 0, $v_count = 0; $i < sizeof($v_header_list); $i++){
			if($v_header_list[$i]['status'] == 'ok'){
				if(($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1){
					return $v_result;
				}
				$v_count++;
			}
			$this->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
		}
		$v_comment = '';
		if(isset($p_options[PCLZIP_OPT_COMMENT])){
			$v_comment = $p_options[PCLZIP_OPT_COMMENT];
		}
		$v_size = @ftell($this->zip_fd) - $v_offset;
		if(($v_result = $this->privWriteCentralHeader($v_count, $v_size, $v_offset, $v_comment)) !=
			1
		){
			unset($v_header_list);
			return $v_result;
		}
		return $v_result;
	}

	function privAddFileList($p_filedescr_list, &$p_result_list, &$p_options){
		$v_result = 1;
		$v_header = array();
		$v_nb = sizeof($p_result_list);
		for($j = 0; ($j < sizeof($p_filedescr_list)) && ($v_result == 1); $j++){
			$p_filedescr_list[$j]['filename'] = PclZipUtilTranslateWinPath($p_filedescr_list[$j]['filename'], false);
			if($p_filedescr_list[$j]['filename'] == ""){
				continue;
			}
			if(($p_filedescr_list[$j]['type'] != 'virtual_file') && (!file_exists($p_filedescr_list[$j]['filename']))){
				PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE, "File '" . $p_filedescr_list[$j]['filename'] .
					"' does not exists");
				return PclZip::errorCode();
			}
			if(($p_filedescr_list[$j]['type'] == 'file') || ($p_filedescr_list[$j]['type'] ==
				'virtual_file') || (($p_filedescr_list[$j]['type'] == 'folder') && (!isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH]) ||
				!$p_options[PCLZIP_OPT_REMOVE_ALL_PATH]))
			){
				$v_result = $this->privAddFile($p_filedescr_list[$j], $v_header, $p_options);
				if($v_result != 1){
					return $v_result;
				}
				$p_result_list[$v_nb++] = $v_header;
			}
		}
		return $v_result;
	}

	function privAddFile($p_filedescr, &$p_header, &$p_options){
		$v_result = 1;
		$p_filename = $p_filedescr['filename'];
		if($p_filename == ""){
			PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
				"Invalid file list parameter (invalid or empty list)");
			return PclZip::errorCode();
		}
		clearstatcache();
		$p_header['version'] = 20;
		$p_header['version_extracted'] = 10;
		$p_header['flag'] = 0;
		$p_header['compression'] = 0;
		$p_header['crc'] = 0;
		$p_header['compressed_size'] = 0;
		$p_header['filename_len'] = strlen($p_filename);
		$p_header['extra_len'] = 0;
		$p_header['disk'] = 0;
		$p_header['internal'] = 0;
		$p_header['offset'] = 0;
		$p_header['filename'] = $p_filename;
		$p_header['stored_filename'] = $p_filedescr['stored_filename'];
		$p_header['extra'] = '';
		$p_header['status'] = 'ok';
		$p_header['index'] = -1;
		if($p_filedescr['type'] == 'file'){
			$p_header['external'] = 0x00000000;
			$p_header['size'] = filesize($p_filename);
		} else
			if($p_filedescr['type'] == 'folder'){
				$p_header['external'] = 0x00000010;
				$p_header['mtime'] = filemtime($p_filename);
				$p_header['size'] = filesize($p_filename);
			} else
				if($p_filedescr['type'] == 'virtual_file'){
					$p_header['external'] = 0x00000000;
					$p_header['size'] = strlen($p_filedescr['content']);
				}
		if(isset($p_filedescr['mtime'])){
			$p_header['mtime'] = $p_filedescr['mtime'];
		} else
			if($p_filedescr['type'] == 'virtual_file'){
				$p_header['mtime'] = mktime();
			} else{
				$p_header['mtime'] = filemtime($p_filename);
			}
		if(isset($p_filedescr['comment'])){
			$p_header['comment_len'] = strlen($p_filedescr['comment']);
			$p_header['comment'] = $p_filedescr['comment'];
		} else{
			$p_header['comment_len'] = 0;
			$p_header['comment'] = '';
		}
		if(isset($p_options[PCLZIP_CB_PRE_ADD])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_header, $v_local_header);
			eval('$v_result = ' . $p_options[PCLZIP_CB_PRE_ADD] .
				'(PCLZIP_CB_PRE_ADD, $v_local_header);');
			if($v_result == 0){
				$p_header['status'] = "skipped";
				$v_result = 1;
			}
			if($p_header['stored_filename'] != $v_local_header['stored_filename']){
				$p_header['stored_filename'] = PclZipUtilPathReduction($v_local_header['stored_filename']);
			}
		}
		if($p_header['stored_filename'] == ""){
			$p_header['status'] = "filtered";
		}
		if(strlen($p_header['stored_filename']) > 0xFF){
			$p_header['status'] = 'filename_too_long';
		}
		if($p_header['status'] == 'ok'){
			if(($p_filedescr['type'] == 'file') || ($p_filedescr['type'] == 'virtual_file')){
				if($p_filedescr['type'] == 'file'){
					if(($v_file = @fopen($p_filename, "rb")) == 0){
						PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to open file '$p_filename' in binary read mode");
						return PclZip::errorCode();
					}
					$v_content = @fread($v_file, $p_header['size']);
					@fclose($v_file);
				} else
					if($p_filedescr['type'] == 'virtual_file'){
						$v_content = $p_filedescr['content'];
					}
				$p_header['crc'] = @crc32($v_content);
				if($p_options[PCLZIP_OPT_NO_COMPRESSION]){
					$p_header['compressed_size'] = $p_header['size'];
					$p_header['compression'] = 0;
				} else{
					$v_content = @gzdeflate($v_content);
					$p_header['compressed_size'] = strlen($v_content);
					$p_header['compression'] = 8;
				}
				if(($v_result = $this->privWriteFileHeader($p_header)) != 1){
					@fclose($v_file);
					return $v_result;
				}
				@fwrite($this->zip_fd, $v_content, $p_header['compressed_size']);
			} else
				if($p_filedescr['type'] == 'folder'){
					if(@substr($p_header['stored_filename'], -1) != '/'){
						$p_header['stored_filename'] .= '/';
					}
					$p_header['size'] = 0;
					$p_header['external'] = 0x00000010;
					if(($v_result = $this->privWriteFileHeader($p_header)) != 1){
						return $v_result;
					}
				}
		}
		if(isset($p_options[PCLZIP_CB_POST_ADD])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_header, $v_local_header);
			eval('$v_result = ' . $p_options[PCLZIP_CB_POST_ADD] .
				'(PCLZIP_CB_POST_ADD, $v_local_header);');
			if($v_result == 0){
				$v_result = 1;
			}
		}
		return $v_result;
	}

	function privCalculateStoredFilename(&$p_filedescr, &$p_options){
		$v_result = 1;
		$p_filename = $p_filedescr['filename'];
		if(isset($p_options[PCLZIP_OPT_ADD_PATH])){
			$p_add_dir = $p_options[PCLZIP_OPT_ADD_PATH];
		} else{
			$p_add_dir = '';
		}
		if(isset($p_options[PCLZIP_OPT_REMOVE_PATH])){
			$p_remove_dir = $p_options[PCLZIP_OPT_REMOVE_PATH];
		} else{
			$p_remove_dir = '';
		}
		if(isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH])){
			$p_remove_all_dir = $p_options[PCLZIP_OPT_REMOVE_ALL_PATH];
		} else{
			$p_remove_all_dir = 0;
		}
		if(isset($p_filedescr['new_full_name'])){
			$v_stored_filename = $p_filedescr['new_full_name'];
		} else{
			if(isset($p_filedescr['new_short_name'])){
				$v_path_info = pathinfo($p_filename);
				$v_dir = '';
				if($v_path_info['dirname'] != ''){
					$v_dir = $v_path_info['dirname'] . '/';
				}
				$v_stored_filename = $v_dir . $p_filedescr['new_short_name'];
			} else{
				$v_stored_filename = $p_filename;
			}
			if($p_remove_all_dir){
				$v_stored_filename = basename($p_filename);
			} else
				if($p_remove_dir != ""){
					if(substr($p_remove_dir, -1) != '/')
						$p_remove_dir .= "/";
					if((substr($p_filename, 0, 2) == "./") || (substr($p_remove_dir, 0, 2) == "./")){
						if((substr($p_filename, 0, 2) == "./") && (substr($p_remove_dir, 0, 2) != "./")){
							$p_remove_dir = "./" . $p_remove_dir;
						}
						if((substr($p_filename, 0, 2) != "./") && (substr($p_remove_dir, 0, 2) == "./")){
							$p_remove_dir = substr($p_remove_dir, 2);
						}
					}
					$v_compare = PclZipUtilPathInclusion($p_remove_dir, $v_stored_filename);
					if($v_compare > 0){
						if($v_compare == 2){
							$v_stored_filename = "";
						} else{
							$v_stored_filename = substr($v_stored_filename, strlen($p_remove_dir));
						}
					}
				}
			if($p_add_dir != ""){
				if(substr($p_add_dir, -1) == "/")
					$v_stored_filename = $p_add_dir . $v_stored_filename;
				else
					$v_stored_filename = $p_add_dir . "/" . $v_stored_filename;
			}
		}
		$v_stored_filename = PclZipUtilPathReduction($v_stored_filename);
		$p_filedescr['stored_filename'] = $v_stored_filename;
		return $v_result;
	}

	function privWriteFileHeader(&$p_header){
		$v_result = 1;
		$p_header['offset'] = ftell($this->zip_fd);
		$v_date = getdate($p_header['mtime']);
		$v_mtime = ($v_date['hours'] << 11) + ($v_date['minutes'] << 5) + $v_date['seconds'] /
			2;
		$v_mdate = (($v_date['year'] - 1980) << 9) + ($v_date['mon'] << 5) + $v_date['mday'];
		$v_binary_data = pack("VvvvvvVVVvv", 0x04034b50, $p_header['version_extracted'], $p_header['flag'],
			$p_header['compression'], $v_mtime, $v_mdate, $p_header['crc'], $p_header['compressed_size'],
			$p_header['size'], strlen($p_header['stored_filename']), $p_header['extra_len']);
		fputs($this->zip_fd, $v_binary_data, 30);
		if(strlen($p_header['stored_filename']) != 0){
			fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
		}
		if($p_header['extra_len'] != 0){
			fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']);
		}
		return $v_result;
	}

	function privWriteCentralFileHeader(&$p_header){
		$v_result = 1;
		$v_date = getdate($p_header['mtime']);
		$v_mtime = ($v_date['hours'] << 11) + ($v_date['minutes'] << 5) + $v_date['seconds'] /
			2;
		$v_mdate = (($v_date['year'] - 1980) << 9) + ($v_date['mon'] << 5) + $v_date['mday'];
		$v_binary_data = pack("VvvvvvvVVVvvvvvVV", 0x02014b50, $p_header['version'], $p_header['version_extracted'],
			$p_header['flag'], $p_header['compression'], $v_mtime, $v_mdate, $p_header['crc'], $p_header['compressed_size'],
			$p_header['size'], strlen($p_header['stored_filename']), $p_header['extra_len'], $p_header['comment_len'],
			$p_header['disk'], $p_header['internal'], $p_header['external'], $p_header['offset']);
		fputs($this->zip_fd, $v_binary_data, 46);
		if(strlen($p_header['stored_filename']) != 0){
			fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
		}
		if($p_header['extra_len'] != 0){
			fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']);
		}
		if($p_header['comment_len'] != 0){
			fputs($this->zip_fd, $p_header['comment'], $p_header['comment_len']);
		}
		return $v_result;
	}

	function privWriteCentralHeader($p_nb_entries, $p_size, $p_offset, $p_comment){
		$v_result = 1;
		$v_binary_data = pack("VvvvvVVv", 0x06054b50, 0, 0, $p_nb_entries, $p_nb_entries, $p_size,
			$p_offset, strlen($p_comment));
		fputs($this->zip_fd, $v_binary_data, 22);
		if(strlen($p_comment) != 0){
			fputs($this->zip_fd, $p_comment, strlen($p_comment));
		}
		return $v_result;
	}

	function privList(&$p_list){
		$v_result = 1;
		$this->privDisableMagicQuotes();
		if(($this->zip_fd = @fopen($this->zipname, 'rb')) == 0){
			$this->privSwapBackMagicQuotes();
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive \'' . $this->zipname .
				'\' in binary read mode');
			return PclZip::errorCode();
		}
		$v_central_dir = array();
		if(($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1){
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		@rewind($this->zip_fd);
		if(@fseek($this->zip_fd, $v_central_dir['offset'])){
			$this->privSwapBackMagicQuotes();
			PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
			return PclZip::errorCode();
		}
		for($i = 0; $i < $v_central_dir['entries']; $i++){
			if(($v_result = $this->privReadCentralFileHeader($v_header)) != 1){
				$this->privSwapBackMagicQuotes();
				return $v_result;
			}
			$v_header['index'] = $i;
			$this->privConvertHeader2FileInfo($v_header, $p_list[$i]);
			unset($v_header);
		}
		$this->privCloseFd();
		$this->privSwapBackMagicQuotes();
		return $v_result;
	}

	function privConvertHeader2FileInfo($p_header, &$p_info){
		$v_result = 1;
		$p_info['filename'] = $p_header['filename'];
		$p_info['stored_filename'] = $p_header['stored_filename'];
		$p_info['size'] = $p_header['size'];
		$p_info['compressed_size'] = $p_header['compressed_size'];
		$p_info['mtime'] = $p_header['mtime'];
		$p_info['comment'] = $p_header['comment'];
		$p_info['folder'] = (($p_header['external'] & 0x00000010) == 0x00000010);
		$p_info['index'] = $p_header['index'];
		$p_info['status'] = $p_header['status'];
		$p_info['crc'] = $p_header['crc'];
		return $v_result;
	}

	function privExtractByRule(&$p_file_list, $p_path, $p_remove_path, $p_remove_all_path,
		&$p_options){
		$v_result = 1;
		$this->privDisableMagicQuotes();
		if(($p_path == "") || ((substr($p_path, 0, 1) != "/") && (substr($p_path, 0, 3) !=
			"../") && (substr($p_path, 1, 2) != ":/"))
		)
			$p_path = "./" . $p_path;
		if(($p_path != "./") && ($p_path != "/")){
			while(substr($p_path, -1) == "/"){
				$p_path = substr($p_path, 0, strlen($p_path) - 1);
			}
		}
		if(($p_remove_path != "") && (substr($p_remove_path, -1) != '/')){
			$p_remove_path .= '/';
		}
		$p_remove_path_size = strlen($p_remove_path);
		if(($v_result = $this->privOpenFd('rb')) != 1){
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		$v_central_dir = array();
		if(($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1){
			$this->privCloseFd();
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		$v_pos_entry = $v_central_dir['offset'];
		$j_start = 0;
		for($i = 0, $v_nb_extracted = 0; $i < $v_central_dir['entries']; $i++){
			@rewind($this->zip_fd);
			if(@fseek($this->zip_fd, $v_pos_entry)){
				$this->privCloseFd();
				$this->privSwapBackMagicQuotes();
				PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
				return PclZip::errorCode();
			}
			$v_header = array();
			if(($v_result = $this->privReadCentralFileHeader($v_header)) != 1){
				$this->privCloseFd();
				$this->privSwapBackMagicQuotes();
				return $v_result;
			}
			$v_header['index'] = $i;
			$v_pos_entry = ftell($this->zip_fd);
			$v_extract = false;
			if((isset($p_options[PCLZIP_OPT_BY_NAME])) && ($p_options[PCLZIP_OPT_BY_NAME] !=
				0)
			){
				for($j = 0; ($j < sizeof($p_options[PCLZIP_OPT_BY_NAME])) && (!$v_extract); $j++){
					if(substr($p_options[PCLZIP_OPT_BY_NAME][$j], -1) == "/"){
						if((strlen($v_header['stored_filename']) > strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) &&
							(substr($v_header['stored_filename'], 0, strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) ==
								$p_options[PCLZIP_OPT_BY_NAME][$j])
						){
							$v_extract = true;
						}
					} elseif($v_header['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]){
						$v_extract = true;
					}
				}
			} else
				if((isset($p_options[PCLZIP_OPT_BY_EREG])) && ($p_options[PCLZIP_OPT_BY_EREG] !=
					"")
				){
					if(preg_match("/" . $p_options[PCLZIP_OPT_BY_EREG] . "/", $v_header['stored_filename'])){
						$v_extract = true;
					}
				} else
					if((isset($p_options[PCLZIP_OPT_BY_PREG])) && ($p_options[PCLZIP_OPT_BY_PREG] !=
						"")
					){
						if(preg_match($p_options[PCLZIP_OPT_BY_PREG], $v_header['stored_filename'])){
							$v_extract = true;
						}
					} else
						if((isset($p_options[PCLZIP_OPT_BY_INDEX])) && ($p_options[PCLZIP_OPT_BY_INDEX] !=
							0)
						){
							for($j = $j_start; ($j < sizeof($p_options[PCLZIP_OPT_BY_INDEX])) && (!$v_extract);
								$j++){
								if(($i >= $p_options[PCLZIP_OPT_BY_INDEX][$j]['start']) && ($i <= $p_options[PCLZIP_OPT_BY_INDEX][$j]['end'])){
									$v_extract = true;
								}
								if($i >= $p_options[PCLZIP_OPT_BY_INDEX][$j]['end']){
									$j_start = $j + 1;
								}
								if($p_options[PCLZIP_OPT_BY_INDEX][$j]['start'] > $i){
									break;
								}
							}
						} else{
							$v_extract = true;
						}
			if(($v_extract) && (($v_header['compression'] != 8) && ($v_header['compression'] !=
				0))
			){
				$v_header['status'] = 'unsupported_compression';
				if((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]
					=== true)
				){
					$this->privSwapBackMagicQuotes();
					PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_COMPRESSION, "Filename '" . $v_header['stored_filename'] .
						"' is " . "compressed by an unsupported compression " . "method (" . $v_header['compression'] .
						") ");
					return PclZip::errorCode();
				}
			}
			if(($v_extract) && (($v_header['flag'] & 1) == 1)){
				$v_header['status'] = 'unsupported_encryption';
				if((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]
					=== true)
				){
					$this->privSwapBackMagicQuotes();
					PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_ENCRYPTION,
						"Unsupported encryption for " . " filename '" . $v_header['stored_filename'] . "'");
					return PclZip::errorCode();
				}
			}
			if(($v_extract) && ($v_header['status'] != 'ok')){
				$v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++]);
				if($v_result != 1){
					$this->privCloseFd();
					$this->privSwapBackMagicQuotes();
					return $v_result;
				}
				$v_extract = false;
			}
			if($v_extract){
				@rewind($this->zip_fd);
				if(@fseek($this->zip_fd, $v_header['offset'])){
					$this->privCloseFd();
					$this->privSwapBackMagicQuotes();
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
					return PclZip::errorCode();
				}
				if($p_options[PCLZIP_OPT_EXTRACT_AS_STRING]){
					$v_result1 = $this->privExtractFileAsString($v_header, $v_string);
					if($v_result1 < 1){
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result1;
					}
					if(($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted])) !=
						1
					){
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result;
					}
					$p_file_list[$v_nb_extracted]['content'] = $v_string;
					$v_nb_extracted++;
					if($v_result1 == 2){
						break;
					}
				} elseif((isset($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT])) && ($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT])){
					$v_result1 = $this->privExtractFileInOutput($v_header, $p_options);
					if($v_result1 < 1){
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result1;
					}
					if(($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) !=
						1
					){
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result;
					}
					if($v_result1 == 2){
						break;
					}
				} else{
					$v_result1 = $this->privExtractFile($v_header, $p_path, $p_remove_path, $p_remove_all_path,
						$p_options);
					if($v_result1 < 1){
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result1;
					}
					if(($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) !=
						1
					){
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result;
					}
					if($v_result1 == 2){
						break;
					}
				}
			}
		}
		$this->privCloseFd();
		$this->privSwapBackMagicQuotes();
		return $v_result;
	}

	function privExtractFile(&$p_entry, $p_path, $p_remove_path, $p_remove_all_path, &$p_options){
		$v_result = 1;
		if(($v_result = $this->privReadFileHeader($v_header)) != 1){
			return $v_result;
		}
		if($this->privCheckFileHeaders($v_header, $p_entry) != 1){
		}
		if($p_remove_all_path == true){
			if(($p_entry['external'] & 0x00000010) == 0x00000010){
				$p_entry['status'] = "filtered";
				return $v_result;
			}
			$p_entry['filename'] = basename($p_entry['filename']);
		} else
			if($p_remove_path != ""){
				if(PclZipUtilPathInclusion($p_remove_path, $p_entry['filename']) == 2){
					$p_entry['status'] = "filtered";
					return $v_result;
				}
				$p_remove_path_size = strlen($p_remove_path);
				if(substr($p_entry['filename'], 0, $p_remove_path_size) == $p_remove_path){
					$p_entry['filename'] = substr($p_entry['filename'], $p_remove_path_size);
				}
			}
		if($p_path != ''){
			$p_entry['filename'] = $p_path . "/" . $p_entry['filename'];
		}
		if(isset($p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION])){
			$v_inclusion = PclZipUtilPathInclusion($p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION],
				$p_entry['filename']);
			if($v_inclusion == 0){
				PclZip::privErrorLog(PCLZIP_ERR_DIRECTORY_RESTRICTION, "Filename '" . $p_entry['filename'] .
					"' is " . "outside PCLZIP_OPT_EXTRACT_DIR_RESTRICTION");
				return PclZip::errorCode();
			}
		}
		if(isset($p_options[PCLZIP_CB_PRE_EXTRACT])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_entry, $v_local_header);
			eval('$v_result = ' . $p_options[PCLZIP_CB_PRE_EXTRACT] .
				'(PCLZIP_CB_PRE_EXTRACT, $v_local_header);');
			if($v_result == 0){
				$p_entry['status'] = "skipped";
				$v_result = 1;
			}
			if($v_result == 2){
				$p_entry['status'] = "aborted";
				$v_result = PCLZIP_ERR_USER_ABORTED;
			}
			$p_entry['filename'] = $v_local_header['filename'];
		}
		if($p_entry['status'] == 'ok'){
			if(file_exists($p_entry['filename'])){
				if(is_dir($p_entry['filename'])){
					$p_entry['status'] = "already_a_directory";
					if((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]
						=== true)
					){
						PclZip::privErrorLog(PCLZIP_ERR_ALREADY_A_DIRECTORY, "Filename '" . $p_entry['filename'] .
							"' is " . "already used by an existing directory");
						return PclZip::errorCode();
					}
				} else
					if(!is_writeable($p_entry['filename'])){
						$p_entry['status'] = "write_protected";
						if((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]
							=== true)
						){
							PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL, "Filename '" . $p_entry['filename'] .
								"' exists " . "and is write protected");
							return PclZip::errorCode();
						}
					} else
						if(filemtime($p_entry['filename']) > $p_entry['mtime']){
							if((isset($p_options[PCLZIP_OPT_REPLACE_NEWER])) && ($p_options[PCLZIP_OPT_REPLACE_NEWER]
								=== true)
							){
							} else{
								$p_entry['status'] = "newer_exist";
								if((isset($p_options[PCLZIP_OPT_STOP_ON_ERROR])) && ($p_options[PCLZIP_OPT_STOP_ON_ERROR]
									=== true)
								){
									PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL, "Newer version of '" . $p_entry['filename'] .
										"' exists " . "and option PCLZIP_OPT_REPLACE_NEWER is not selected");
									return PclZip::errorCode();
								}
							}
						} else{
						}
			} else{
				if((($p_entry['external'] & 0x00000010) == 0x00000010) || (substr($p_entry['filename'],
					-1) == '/')
				)
					$v_dir_to_check = $p_entry['filename'];
				else
					if(!strstr($p_entry['filename'], "/"))
						$v_dir_to_check = "";
					else
						$v_dir_to_check = dirname($p_entry['filename']);
				if(($v_result = $this->privDirCheck($v_dir_to_check, (($p_entry['external'] &
					0x00000010) == 0x00000010))) != 1
				){
					$p_entry['status'] = "path_creation_fail";
					$v_result = 1;
				}
			}
		}
		if($p_entry['status'] == 'ok'){
			if(!(($p_entry['external'] & 0x00000010) == 0x00000010)){
				if($p_entry['compression'] == 0){
					if(($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0){
						$p_entry['status'] = "write_error";
						return $v_result;
					}
					$v_size = $p_entry['compressed_size'];
					while($v_size != 0){
						$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
						$v_buffer = @fread($this->zip_fd, $v_read_size);
						@fwrite($v_dest_file, $v_buffer, $v_read_size);
						$v_size -= $v_read_size;
					}
					fclose($v_dest_file);
					touch($p_entry['filename'], $p_entry['mtime']);
				} else{
					if(($p_entry['flag'] & 1) == 1){
					} else{
						$v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);
					}
					$v_file_content = @gzinflate($v_buffer);
					unset($v_buffer);
					if($v_file_content === false){
						$p_entry['status'] = "error";
						return $v_result;
					}
					if(($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0){
						$p_entry['status'] = "write_error";
						return $v_result;
					}
					@fwrite($v_dest_file, $v_file_content, $p_entry['size']);
					unset($v_file_content);
					@fclose($v_dest_file);
					@touch($p_entry['filename'], $p_entry['mtime']);
				}
				if(isset($p_options[PCLZIP_OPT_SET_CHMOD])){
					@chmod($p_entry['filename'], $p_options[PCLZIP_OPT_SET_CHMOD]);
				}
			}
		}
		if($p_entry['status'] == "aborted"){
			$p_entry['status'] = "skipped";
		} elseif(isset($p_options[PCLZIP_CB_POST_EXTRACT])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_entry, $v_local_header);
			eval('$v_result = ' . $p_options[PCLZIP_CB_POST_EXTRACT] .
				'(PCLZIP_CB_POST_EXTRACT, $v_local_header);');
			if($v_result == 2){
				$v_result = PCLZIP_ERR_USER_ABORTED;
			}
		}
		return $v_result;
	}

	function privExtractFileInOutput(&$p_entry, &$p_options){
		$v_result = 1;
		if(($v_result = $this->privReadFileHeader($v_header)) != 1){
			return $v_result;
		}
		if($this->privCheckFileHeaders($v_header, $p_entry) != 1){
		}
		if(isset($p_options[PCLZIP_CB_PRE_EXTRACT])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_entry, $v_local_header);
			eval('$v_result = ' . $p_options[PCLZIP_CB_PRE_EXTRACT] .
				'(PCLZIP_CB_PRE_EXTRACT, $v_local_header);');
			if($v_result == 0){
				$p_entry['status'] = "skipped";
				$v_result = 1;
			}
			if($v_result == 2){
				$p_entry['status'] = "aborted";
				$v_result = PCLZIP_ERR_USER_ABORTED;
			}
			$p_entry['filename'] = $v_local_header['filename'];
		}
		if($p_entry['status'] == 'ok'){
			if(!(($p_entry['external'] & 0x00000010) == 0x00000010)){
				if($p_entry['compressed_size'] == $p_entry['size']){
					$v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);
					echo $v_buffer;
					unset($v_buffer);
				} else{
					$v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);
					$v_file_content = gzinflate($v_buffer);
					unset($v_buffer);
					echo $v_file_content;
					unset($v_file_content);
				}
			}
		}
		if($p_entry['status'] == "aborted"){
			$p_entry['status'] = "skipped";
		} elseif(isset($p_options[PCLZIP_CB_POST_EXTRACT])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_entry, $v_local_header);
			eval('$v_result = ' . $p_options[PCLZIP_CB_POST_EXTRACT] .
				'(PCLZIP_CB_POST_EXTRACT, $v_local_header);');
			if($v_result == 2){
				$v_result = PCLZIP_ERR_USER_ABORTED;
			}
		}
		return $v_result;
	}

	function privExtractFileAsString(&$p_entry, &$p_string){
		$v_result = 1;
		$v_header = array();
		if(($v_result = $this->privReadFileHeader($v_header)) != 1){
			return $v_result;
		}
		if($this->privCheckFileHeaders($v_header, $p_entry) != 1){
		}
		if(!(($p_entry['external'] & 0x00000010) == 0x00000010)){
			if($p_entry['compression'] == 0){
				$p_string = @fread($this->zip_fd, $p_entry['compressed_size']);
			} else{
				$v_data = @fread($this->zip_fd, $p_entry['compressed_size']);
				if(($p_string = @gzinflate($v_data)) === false){
				}
			}
		} else{
		}
		return $v_result;
	}

	function privReadFileHeader(&$p_header){
		$v_result = 1;
		$v_binary_data = @fread($this->zip_fd, 4);
		$v_data = unpack('Vid', $v_binary_data);
		if($v_data['id'] != 0x04034b50){
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure');
			return PclZip::errorCode();
		}
		$v_binary_data = fread($this->zip_fd, 26);
		if(strlen($v_binary_data) != 26){
			$p_header['filename'] = "";
			$p_header['status'] = "invalid_header";
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid block size : " . strlen($v_binary_data));
			return PclZip::errorCode();
		}
		$v_data = unpack('vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len',
			$v_binary_data);
		$p_header['filename'] = fread($this->zip_fd, $v_data['filename_len']);
		if($v_data['extra_len'] != 0){
			$p_header['extra'] = fread($this->zip_fd, $v_data['extra_len']);
		} else{
			$p_header['extra'] = '';
		}
		$p_header['version_extracted'] = $v_data['version'];
		$p_header['compression'] = $v_data['compression'];
		$p_header['size'] = $v_data['size'];
		$p_header['compressed_size'] = $v_data['compressed_size'];
		$p_header['crc'] = $v_data['crc'];
		$p_header['flag'] = $v_data['flag'];
		$p_header['filename_len'] = $v_data['filename_len'];
		$p_header['mdate'] = $v_data['mdate'];
		$p_header['mtime'] = $v_data['mtime'];
		if($p_header['mdate'] && $p_header['mtime']){
			$v_hour = ($p_header['mtime'] & 0xF800) >> 11;
			$v_minute = ($p_header['mtime'] & 0x07E0) >> 5;
			$v_seconde = ($p_header['mtime'] & 0x001F) * 2;
			$v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980;
			$v_month = ($p_header['mdate'] & 0x01E0) >> 5;
			$v_day = $p_header['mdate'] & 0x001F;
			$p_header['mtime'] = mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year);
		} else{
			$p_header['mtime'] = time();
		}
		$p_header['stored_filename'] = $p_header['filename'];
		$p_header['status'] = "ok";
		return $v_result;
	}

	function privReadCentralFileHeader(&$p_header){
		$v_result = 1;
		$v_binary_data = @fread($this->zip_fd, 4);
		$v_data = unpack('Vid', $v_binary_data);
		if($v_data['id'] != 0x02014b50){
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure');
			return PclZip::errorCode();
		}
		$v_binary_data = fread($this->zip_fd, 42);
		if(strlen($v_binary_data) != 42){
			$p_header['filename'] = "";
			$p_header['status'] = "invalid_header";
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid block size : " . strlen($v_binary_data));
			return PclZip::errorCode();
		}
		$p_header = unpack('vversion/vversion_extracted/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len/vcomment_len/vdisk/vinternal/Vexternal/Voffset',
			$v_binary_data);
		if($p_header['filename_len'] != 0)
			$p_header['filename'] = fread($this->zip_fd, $p_header['filename_len']);
		else
			$p_header['filename'] = '';
		if($p_header['extra_len'] != 0)
			$p_header['extra'] = fread($this->zip_fd, $p_header['extra_len']);
		else
			$p_header['extra'] = '';
		if($p_header['comment_len'] != 0)
			$p_header['comment'] = fread($this->zip_fd, $p_header['comment_len']);
		else
			$p_header['comment'] = '';
		if(1){
			$v_hour = ($p_header['mtime'] & 0xF800) >> 11;
			$v_minute = ($p_header['mtime'] & 0x07E0) >> 5;
			$v_seconde = ($p_header['mtime'] & 0x001F) * 2;
			$v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980;
			$v_month = ($p_header['mdate'] & 0x01E0) >> 5;
			$v_day = $p_header['mdate'] & 0x001F;
			$p_header['mtime'] = @mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year);
		} else{
			$p_header['mtime'] = time();
		}
		$p_header['stored_filename'] = $p_header['filename'];
		$p_header['status'] = 'ok';
		if(substr($p_header['filename'], -1) == '/'){
			$p_header['external'] = 0x00000010;
		}
		return $v_result;
	}

	function privCheckFileHeaders(&$p_local_header, &$p_central_header){
		$v_result = 1;
		if($p_local_header['filename'] != $p_central_header['filename']){
		}
		if($p_local_header['version_extracted'] != $p_central_header['version_extracted']){
		}
		if($p_local_header['flag'] != $p_central_header['flag']){
		}
		if($p_local_header['compression'] != $p_central_header['compression']){
		}
		if($p_local_header['mtime'] != $p_central_header['mtime']){
		}
		if($p_local_header['filename_len'] != $p_central_header['filename_len']){
		}
		if(($p_local_header['flag'] & 8) == 8){
			$p_local_header['size'] = $p_central_header['size'];
			$p_local_header['compressed_size'] = $p_central_header['compressed_size'];
			$p_local_header['crc'] = $p_central_header['crc'];
		}
		return $v_result;
	}

	function privReadEndCentralDir(&$p_central_dir){
		$v_result = 1;
		$v_size = filesize($this->zipname);
		@fseek($this->zip_fd, $v_size);
		if(@ftell($this->zip_fd) != $v_size){
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,
				'Unable to go to the end of the archive \'' . $this->zipname . '\'');
			return PclZip::errorCode();
		}
		$v_found = 0;
		if($v_size > 26){
			@fseek($this->zip_fd, $v_size - 22);
			if(($v_pos = @ftell($this->zip_fd)) != ($v_size - 22)){
				PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,
					'Unable to seek back to the middle of the archive \'' . $this->zipname . '\'');
				return PclZip::errorCode();
			}
			$v_binary_data = @fread($this->zip_fd, 4);
			$v_data = @unpack('Vid', $v_binary_data);
			if($v_data['id'] == 0x06054b50){
				$v_found = 1;
			}
			$v_pos = ftell($this->zip_fd);
		}
		if(!$v_found){
			$v_maximum_size = 65557;
			if($v_maximum_size > $v_size)
				$v_maximum_size = $v_size;
			@fseek($this->zip_fd, $v_size - $v_maximum_size);
			if(@ftell($this->zip_fd) != ($v_size - $v_maximum_size)){
				PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,
					'Unable to seek back to the middle of the archive \'' . $this->zipname . '\'');
				return PclZip::errorCode();
			}
			$v_pos = ftell($this->zip_fd);
			$v_bytes = 0x00000000;
			while($v_pos < $v_size){
				$v_byte = @fread($this->zip_fd, 1);
				$v_bytes = ($v_bytes << 8) | Ord($v_byte);
				if($v_bytes == 0x504b0506){
					$v_pos++;
					break;
				}
				$v_pos++;
			}
			if($v_pos == $v_size){
				PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,
					"Unable to find End of Central Dir Record signature");
				return PclZip::errorCode();
			}
		}
		$v_binary_data = fread($this->zip_fd, 18);
		if(strlen($v_binary_data) != 18){
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,
				"Invalid End of Central Dir Record size : " . strlen($v_binary_data));
			return PclZip::errorCode();
		}
		$v_data = unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size',
			$v_binary_data);
		if(($v_pos + $v_data['comment_size'] + 18) != $v_size){
			if(0){
				PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,
					'The central dir is not at the end of the archive.' .
						' Some trailing bytes exists after the archive.');
				return PclZip::errorCode();
			}
		}
		if($v_data['comment_size'] != 0){
			$p_central_dir['comment'] = fread($this->zip_fd, $v_data['comment_size']);
		} else
			$p_central_dir['comment'] = '';
		$p_central_dir['entries'] = $v_data['entries'];
		$p_central_dir['disk_entries'] = $v_data['disk_entries'];
		$p_central_dir['offset'] = $v_data['offset'];
		$p_central_dir['size'] = $v_data['size'];
		$p_central_dir['disk'] = $v_data['disk'];
		$p_central_dir['disk_start'] = $v_data['disk_start'];
		return $v_result;
	}

	function privDeleteByRule(&$p_result_list, &$p_options){
		$v_result = 1;
		$v_list_detail = array();
		if(($v_result = $this->privOpenFd('rb')) != 1){
			return $v_result;
		}
		$v_central_dir = array();
		if(($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1){
			$this->privCloseFd();
			return $v_result;
		}
		@rewind($this->zip_fd);
		$v_pos_entry = $v_central_dir['offset'];
		@rewind($this->zip_fd);
		if(@fseek($this->zip_fd, $v_pos_entry)){
			$this->privCloseFd();
			PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
			return PclZip::errorCode();
		}
		$v_header_list = array();
		$j_start = 0;
		for($i = 0, $v_nb_extracted = 0; $i < $v_central_dir['entries']; $i++){
			$v_header_list[$v_nb_extracted] = array();
			if(($v_result = $this->privReadCentralFileHeader($v_header_list[$v_nb_extracted])) !=
				1
			){
				$this->privCloseFd();
				return $v_result;
			}
			$v_header_list[$v_nb_extracted]['index'] = $i;
			$v_found = false;
			if((isset($p_options[PCLZIP_OPT_BY_NAME])) && ($p_options[PCLZIP_OPT_BY_NAME] !=
				0)
			){
				for($j = 0; ($j < sizeof($p_options[PCLZIP_OPT_BY_NAME])) && (!$v_found); $j++){
					if(substr($p_options[PCLZIP_OPT_BY_NAME][$j], -1) == "/"){
						if((strlen($v_header_list[$v_nb_extracted]['stored_filename']) > strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) &&
							(substr($v_header_list[$v_nb_extracted]['stored_filename'], 0, strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) ==
								$p_options[PCLZIP_OPT_BY_NAME][$j])
						){
							$v_found = true;
						} elseif((($v_header_list[$v_nb_extracted]['external'] & 0x00000010) ==
							0x00000010) && ($v_header_list[$v_nb_extracted]['stored_filename'] . '/' == $p_options[PCLZIP_OPT_BY_NAME][$j])
						){
							$v_found = true;
						}
					} elseif($v_header_list[$v_nb_extracted]['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]){
						$v_found = true;
					}
				}
			} else
				if((isset($p_options[PCLZIP_OPT_BY_EREG])) && ($p_options[PCLZIP_OPT_BY_EREG] !=
					"")
				){
					if(preg_match("/" . $p_options[PCLZIP_OPT_BY_EREG] . "/", $v_header_list[$v_nb_extracted]['stored_filename'])){
						$v_found = true;
					}
				} else
					if((isset($p_options[PCLZIP_OPT_BY_PREG])) && ($p_options[PCLZIP_OPT_BY_PREG] !=
						"")
					){
						if(preg_match($p_options[PCLZIP_OPT_BY_PREG], $v_header_list[$v_nb_extracted]['stored_filename'])){
							$v_found = true;
						}
					} else
						if((isset($p_options[PCLZIP_OPT_BY_INDEX])) && ($p_options[PCLZIP_OPT_BY_INDEX] !=
							0)
						){
							for($j = $j_start; ($j < sizeof($p_options[PCLZIP_OPT_BY_INDEX])) && (!$v_found);
								$j++){
								if(($i >= $p_options[PCLZIP_OPT_BY_INDEX][$j]['start']) && ($i <= $p_options[PCLZIP_OPT_BY_INDEX][$j]['end'])){
									$v_found = true;
								}
								if($i >= $p_options[PCLZIP_OPT_BY_INDEX][$j]['end']){
									$j_start = $j + 1;
								}
								if($p_options[PCLZIP_OPT_BY_INDEX][$j]['start'] > $i){
									break;
								}
							}
						} else{
							$v_found = true;
						}
			if($v_found){
				unset($v_header_list[$v_nb_extracted]);
			} else{
				$v_nb_extracted++;
			}
		}
		if($v_nb_extracted > 0){
			$v_zip_temp_name = PCLZIP_TEMPORARY_DIR . uniqid('pclzip-') . '.tmp';
			$v_temp_zip = new PclZip($v_zip_temp_name);
			if(($v_result = $v_temp_zip->privOpenFd('wb')) != 1){
				$this->privCloseFd();
				return $v_result;
			}
			for($i = 0; $i < sizeof($v_header_list); $i++){
				@rewind($this->zip_fd);
				if(@fseek($this->zip_fd, $v_header_list[$i]['offset'])){
					$this->privCloseFd();
					$v_temp_zip->privCloseFd();
					@unlink($v_zip_temp_name);
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
					return PclZip::errorCode();
				}
				$v_local_header = array();
				if(($v_result = $this->privReadFileHeader($v_local_header)) != 1){
					$this->privCloseFd();
					$v_temp_zip->privCloseFd();
					@unlink($v_zip_temp_name);
					return $v_result;
				}
				if($this->privCheckFileHeaders($v_local_header, $v_header_list[$i]) != 1){
				}
				unset($v_local_header);
				if(($v_result = $v_temp_zip->privWriteFileHeader($v_header_list[$i])) != 1){
					$this->privCloseFd();
					$v_temp_zip->privCloseFd();
					@unlink($v_zip_temp_name);
					return $v_result;
				}
				if(($v_result = PclZipUtilCopyBlock($this->zip_fd, $v_temp_zip->zip_fd, $v_header_list[$i]['compressed_size'])) !=
					1
				){
					$this->privCloseFd();
					$v_temp_zip->privCloseFd();
					@unlink($v_zip_temp_name);
					return $v_result;
				}
			}
			$v_offset = @ftell($v_temp_zip->zip_fd);
			for($i = 0; $i < sizeof($v_header_list); $i++){
				if(($v_result = $v_temp_zip->privWriteCentralFileHeader($v_header_list[$i])) !=
					1
				){
					$v_temp_zip->privCloseFd();
					$this->privCloseFd();
					@unlink($v_zip_temp_name);
					return $v_result;
				}
				$v_temp_zip->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
			}
			$v_comment = '';
			if(isset($p_options[PCLZIP_OPT_COMMENT])){
				$v_comment = $p_options[PCLZIP_OPT_COMMENT];
			}
			$v_size = @ftell($v_temp_zip->zip_fd) - $v_offset;
			if(($v_result = $v_temp_zip->privWriteCentralHeader(sizeof($v_header_list), $v_size,
				$v_offset, $v_comment)) != 1
			){
				unset($v_header_list);
				$v_temp_zip->privCloseFd();
				$this->privCloseFd();
				@unlink($v_zip_temp_name);
				return $v_result;
			}
			$v_temp_zip->privCloseFd();
			$this->privCloseFd();
			@unlink($this->zipname);
			PclZipUtilRename($v_zip_temp_name, $this->zipname);
			unset($v_temp_zip);
		} else
			if($v_central_dir['entries'] != 0){
				$this->privCloseFd();
				if(($v_result = $this->privOpenFd('wb')) != 1){
					return $v_result;
				}
				if(($v_result = $this->privWriteCentralHeader(0, 0, 0, '')) != 1){
					return $v_result;
				}
				$this->privCloseFd();
			}
		return $v_result;
	}

	function privDirCheck($p_dir, $p_is_dir = false){
		$v_result = 1;
		if(($p_is_dir) && (substr($p_dir, -1) == '/')){
			$p_dir = substr($p_dir, 0, strlen($p_dir) - 1);
		}
		if((is_dir($p_dir)) || ($p_dir == "")){
			return 1;
		}
		$p_parent_dir = dirname($p_dir);
		if($p_parent_dir != $p_dir){
			if($p_parent_dir != ""){
				if(($v_result = $this->privDirCheck($p_parent_dir)) != 1){
					return $v_result;
				}
			}
		}
		if(!@mkdir($p_dir, 0777)){
			PclZip::privErrorLog(PCLZIP_ERR_DIR_CREATE_FAIL, "Unable to create directory '$p_dir'");
			return PclZip::errorCode();
		}
		return $v_result;
	}

	function privMerge(&$p_archive_to_add){
		$v_result = 1;
		if(!is_file($p_archive_to_add->zipname)){
			$v_result = 1;
			return $v_result;
		}
		if(!is_file($this->zipname)){
			$v_result = $this->privDuplicate($p_archive_to_add->zipname);
			return $v_result;
		}
		if(($v_result = $this->privOpenFd('rb')) != 1){
			return $v_result;
		}
		$v_central_dir = array();
		if(($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1){
			$this->privCloseFd();
			return $v_result;
		}
		@rewind($this->zip_fd);
		if(($v_result = $p_archive_to_add->privOpenFd('rb')) != 1){
			$this->privCloseFd();
			return $v_result;
		}
		$v_central_dir_to_add = array();
		if(($v_result = $p_archive_to_add->privReadEndCentralDir($v_central_dir_to_add)) !=
			1
		){
			$this->privCloseFd();
			$p_archive_to_add->privCloseFd();
			return $v_result;
		}
		@rewind($p_archive_to_add->zip_fd);
		$v_zip_temp_name = PCLZIP_TEMPORARY_DIR . uniqid('pclzip-') . '.tmp';
		if(($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0){
			$this->privCloseFd();
			$p_archive_to_add->privCloseFd();
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \'' .
				$v_zip_temp_name . '\' in binary write mode');
			return PclZip::errorCode();
		}
		$v_size = $v_central_dir['offset'];
		while($v_size != 0){
			$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = fread($this->zip_fd, $v_read_size);
			@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
			$v_size -= $v_read_size;
		}
		$v_size = $v_central_dir_to_add['offset'];
		while($v_size != 0){
			$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = fread($p_archive_to_add->zip_fd, $v_read_size);
			@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
			$v_size -= $v_read_size;
		}
		$v_offset = @ftell($v_zip_temp_fd);
		$v_size = $v_central_dir['size'];
		while($v_size != 0){
			$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($this->zip_fd, $v_read_size);
			@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
			$v_size -= $v_read_size;
		}
		$v_size = $v_central_dir_to_add['size'];
		while($v_size != 0){
			$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($p_archive_to_add->zip_fd, $v_read_size);
			@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
			$v_size -= $v_read_size;
		}
		$v_comment = $v_central_dir['comment'] . ' ' . $v_central_dir_to_add['comment'];
		$v_size = @ftell($v_zip_temp_fd) - $v_offset;
		$v_swap = $this->zip_fd;
		$this->zip_fd = $v_zip_temp_fd;
		$v_zip_temp_fd = $v_swap;
		if(($v_result = $this->privWriteCentralHeader($v_central_dir['entries'] + $v_central_dir_to_add['entries'],
			$v_size, $v_offset, $v_comment)) != 1
		){
			$this->privCloseFd();
			$p_archive_to_add->privCloseFd();
			@fclose($v_zip_temp_fd);
			$this->zip_fd = null;
			unset($v_header_list);
			return $v_result;
		}
		$v_swap = $this->zip_fd;
		$this->zip_fd = $v_zip_temp_fd;
		$v_zip_temp_fd = $v_swap;
		$this->privCloseFd();
		$p_archive_to_add->privCloseFd();
		@fclose($v_zip_temp_fd);
		@unlink($this->zipname);
		PclZipUtilRename($v_zip_temp_name, $this->zipname);
		return $v_result;
	}

	function privDuplicate($p_archive_filename){
		$v_result = 1;
		if(!is_file($p_archive_filename)){
			$v_result = 1;
			return $v_result;
		}
		if(($v_result = $this->privOpenFd('wb')) != 1){
			return $v_result;
		}
		if(($v_zip_temp_fd = @fopen($p_archive_filename, 'rb')) == 0){
			$this->privCloseFd();
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive file \'' .
				$p_archive_filename . '\' in binary write mode');
			return PclZip::errorCode();
		}
		$v_size = filesize($p_archive_filename);
		while($v_size != 0){
			$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = fread($v_zip_temp_fd, $v_read_size);
			@fwrite($this->zip_fd, $v_buffer, $v_read_size);
			$v_size -= $v_read_size;
		}
		$this->privCloseFd();
		@fclose($v_zip_temp_fd);
		return $v_result;
	}

	function privErrorLog($p_error_code = 0, $p_error_string = ''){
		if(PCLZIP_ERROR_EXTERNAL == 1){
			PclError($p_error_code, $p_error_string);
		} else{
			$this->error_code = $p_error_code;
			$this->error_string = $p_error_string;
		}
	}

	function privErrorReset(){
		if(PCLZIP_ERROR_EXTERNAL == 1){
			PclErrorReset();
		} else{
			$this->error_code = 0;
			$this->error_string = '';
		}
	}

	function privDecrypt($p_encryption_header, &$p_buffer, $p_size, $p_crc){
		$v_result = 1;
		$v_pwd = "test";
		$p_buffer = PclZipUtilZipDecrypt($p_buffer, $p_size, $p_encryption_header, $p_crc,
			$v_pwd);
		return $v_result;
	}

	function privDisableMagicQuotes(){
		$v_result = 1;
		if((!function_exists("get_magic_quotes_runtime")) || (!function_exists("set_magic_quotes_runtime"))){
			return $v_result;
		}
		if($this->magic_quotes_status != -1){
			return $v_result;
		}
		$this->magic_quotes_status = @get_magic_quotes_runtime();
		if($this->magic_quotes_status == 1){
			ini_set("magic_quotes_runtime", 0);
		}
		return $v_result;
	}

	function privSwapBackMagicQuotes(){
		$v_result = 1;
		if((!function_exists("get_magic_quotes_runtime")) || (!function_exists("set_magic_quotes_runtime"))){
			return $v_result;
		}
		if($this->magic_quotes_status != -1){
			return $v_result;
		}
		if($this->magic_quotes_status == 1){
			ini_set("magic_quotes_runtime", $this->magic_quotes_status);
		}
		return $v_result;
	}
}

function PclZipUtilPathReduction($p_dir){
	$v_result = "";
	if($p_dir != ""){
		$v_list = explode("/", $p_dir);
		$v_skip = 0;
		for($i = sizeof($v_list) - 1; $i >= 0; $i--){
			if($v_list[$i] == "."){
			} else
				if($v_list[$i] == ".."){
					$v_skip++;
				} else
					if($v_list[$i] == ""){
						if($i == 0){
							$v_result = "/" . $v_result;
							if($v_skip > 0){
								$v_result = $p_dir;
								$v_skip = 0;
							}
						} else
							if($i == (sizeof($v_list) - 1)){
								$v_result = $v_list[$i];
							} else{
							}
					} else{
						if($v_skip > 0){
							$v_skip--;
						} else{
							$v_result = $v_list[$i] . ($i != (sizeof($v_list) - 1) ? "/" . $v_result : "");
						}
					}
		}
		if($v_skip > 0){
			while($v_skip > 0){
				$v_result = '../' . $v_result;
				$v_skip--;
			}
		}
	}
	return $v_result;
}

function PclZipUtilPathInclusion($p_dir, $p_path){
	$v_result = 1;
	if(($p_dir == '.') || ((strlen($p_dir) >= 2) && (substr($p_dir, 0, 2) == './'))){
		$p_dir = PclZipUtilTranslateWinPath(getcwd(), false) . '/' . substr($p_dir, 1);
	}
	if(($p_path == '.') || ((strlen($p_path) >= 2) && (substr($p_path, 0, 2) == './'))){
		$p_path = PclZipUtilTranslateWinPath(getcwd(), false) . '/' . substr($p_path, 1);
	}
	$v_list_dir = explode("/", $p_dir);
	$v_list_dir_size = sizeof($v_list_dir);
	$v_list_path = explode("/", $p_path);
	$v_list_path_size = sizeof($v_list_path);
	$i = 0;
	$j = 0;
	while(($i < $v_list_dir_size) && ($j < $v_list_path_size) && ($v_result)){
		if($v_list_dir[$i] == ''){
			$i++;
			continue;
		}
		if($v_list_path[$j] == ''){
			$j++;
			continue;
		}
		if(($v_list_dir[$i] != $v_list_path[$j]) && ($v_list_dir[$i] != '') && ($v_list_path[$j] !=
			'')
		){
			$v_result = 0;
		}
		$i++;
		$j++;
	}
	if($v_result){
		while(($j < $v_list_path_size) && ($v_list_path[$j] == ''))
			$j++;
		while(($i < $v_list_dir_size) && ($v_list_dir[$i] == ''))
			$i++;
		if(($i >= $v_list_dir_size) && ($j >= $v_list_path_size)){
			$v_result = 2;
		} else
			if($i < $v_list_dir_size){
				$v_result = 0;
			}
	}
	return $v_result;
}

function PclZipUtilCopyBlock($p_src, $p_dest, $p_size, $p_mode = 0){
	$v_result = 1;
	if($p_mode == 0){
		while($p_size != 0){
			$v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($p_src, $v_read_size);
			@fwrite($p_dest, $v_buffer, $v_read_size);
			$p_size -= $v_read_size;
		}
	} else
		if($p_mode == 1){
			while($p_size != 0){
				$v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
				$v_buffer = @gzread($p_src, $v_read_size);
				@fwrite($p_dest, $v_buffer, $v_read_size);
				$p_size -= $v_read_size;
			}
		} else
			if($p_mode == 2){
				while($p_size != 0){
					$v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
					$v_buffer = @fread($p_src, $v_read_size);
					@gzwrite($p_dest, $v_buffer, $v_read_size);
					$p_size -= $v_read_size;
				}
			} else
				if($p_mode == 3){
					while($p_size != 0){
						$v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
						$v_buffer = @gzread($p_src, $v_read_size);
						@gzwrite($p_dest, $v_buffer, $v_read_size);
						$p_size -= $v_read_size;
					}
				}
	return $v_result;
}

function PclZipUtilRename($p_src, $p_dest){
	$v_result = 1;
	if(!@rename($p_src, $p_dest)){
		if(!@copy($p_src, $p_dest)){
			$v_result = 0;
		} else
			if(!@unlink($p_src)){
				$v_result = 0;
			}
	}
	return $v_result;
}

function PclZipUtilOptionText($p_option){
	$v_list = get_defined_constants();
	for(reset($v_list); $v_key = key($v_list); next($v_list)){
		$v_prefix = substr($v_key, 0, 10);
		if((($v_prefix == 'PCLZIP_OPT') || ($v_prefix == 'PCLZIP_CB_') || ($v_prefix ==
			'PCLZIP_ATT')) && ($v_list[$v_key] == $p_option)
		){
			return $v_key;
		}
	}
	$v_result = 'Unknown';
	return $v_result;
}

function PclZipUtilTranslateWinPath($p_path, $p_remove_disk_letter = true){
	if(stristr(php_uname(), 'windows')){
		if(($p_remove_disk_letter) && (($v_position = strpos($p_path, ':')) != false)){
			$p_path = substr($p_path, $v_position + 1);
		}
		if((strpos($p_path, '\\') > 0) || (substr($p_path, 0, 1) == '\\')){
			$p_path = strtr($p_path, '\\', '/');
		}
	}
	return $p_path;
}

